The OT unfiltered magnitude is 18.0m (the limit is 18.8m). This PSN is in 8.6"W 3.4"N from the center of PGC908217 galaxy . There are 3 images with PSN in MASTER-Kislovodsk database.
There are 2 images on 2015-08-12.88773 with m_SN=17.6 in MASTER-SAAO database.

We have reference image without OT on 2014-11-22.71465 UT with 20.1 unfiltered magnitude limit.